# Support for device tree generation
FILES_kernel-devicetree = "/${KERNEL_IMAGEDEST}/devicetree*"

python __anonymous () {
    d.appendVar("PACKAGES", " kernel-devicetree")
}

do_install_append() {
    if test -n "${KERNEL_DEVICETREE}"; then
        for DTB in ${KERNEL_DEVICETREE}; do
            if echo ${DTB} | grep -q '/dts/'; then
                bbwarn "${DTB} contains the full path to the the dts file, but only the dtb name should be used."
                DTB=`basename ${DTB} | sed 's,\.dts$,.dtb,g'`
            fi
            DTB_BASE_NAME=`basename ${DTB} .dtb`
            DTB_NAME=`echo ${KERNEL_IMAGE_BASE_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
            DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
            DTB_PATH="${B}/arch/${ARCH}/boot/dts/${DTB}"
            oe_runmake ${DTB}
            if [ ! -e "${DTB_PATH}" ]; then
                DTB_PATH="${B}/arch/${ARCH}/boot/${DTB}"
            fi
            install -m 0644 ${DTB_PATH} ${D}/${KERNEL_IMAGEDEST}/devicetree-${DTB_SYMLINK_NAME}.dtb
        done
    fi
}

do_deploy_append() {
    if test -n "${KERNEL_DEVICETREE}"; then
        for DTB in ${KERNEL_DEVICETREE}; do
            if echo ${DTB} | grep -q '/dts/'; then
                bbwarn "${DTB} contains the full path to the the dts file, but only the dtb name should be used."
                DTB=`basename ${DTB} | sed 's,\.dts$,.dtb,g'`
            fi
            DTB_BASE_NAME=`basename ${DTB} .dtb`
            DTB_NAME=`echo ${KERNEL_IMAGE_BASE_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
            DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
            DTB_PATH="${B}/arch/${ARCH}/boot/dts/${DTB}"
            if [ ! -e "${DTB_PATH}" ]; then
                DTB_PATH="${B}/arch/${ARCH}/boot/${DTB}"
            fi
            install -d ${DEPLOYDIR}
            install -m 0644 ${DTB_PATH} ${DEPLOYDIR}/${DTB_NAME}.dtb
            cd ${DEPLOYDIR}
            ln -sf ${DTB_NAME}.dtb ${DTB_SYMLINK_NAME}.dtb
            cd -
        done
    fi
}

pkg_postinst_kernel-devicetree () {
    cd /${KERNEL_IMAGEDEST}
    for DTB_FILE in ${KERNEL_DEVICETREE}
    do
        DTB_BASE_NAME=`basename ${DTB_FILE} | awk -F "." '{print $1}'`
        DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
        update-alternatives --install /${KERNEL_IMAGEDEST}/${DTB_BASE_NAME}.dtb ${DTB_BASE_NAME}.dtb devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true
    done
}

pkg_postrm_kernel-devicetree () {
    cd /${KERNEL_IMAGEDEST}
    for DTB_FILE in ${KERNEL_DEVICETREE}
    do
        DTB_BASE_NAME=`basename ${DTB_FILE} | awk -F "." '{print $1}'`
        DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
        update-alternatives --remove ${DTB_BASE_NAME}.dtb devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true
    done
}
